@@ -672,6 +672,17 @@ Aml *aml_equal(Aml *arg1, Aml *arg2)
return var;
}
+/* ACPI 1.0b: 16.2.5.4 Type 2 Opcodes Encoding: DefLGreaterEqual */
+Aml *aml_lgreater_equal(Aml *arg1, Aml *arg2)
+{
+ /* LGreaterEqualOp := LNotOp LLessOp */
+ Aml *var = aml_opcode(0x92 /* LNotOp */);
+ build_append_byte(var->buf, 0x95 /* LLessOp */);
+ aml_append(var, arg1);
+ aml_append(var, arg2);
+ return var;
+}
+
/* ACPI 1.0b: 16.2.5.3 Type 1 Opcodes Encoding: DefIfElse */
Aml *aml_if(Aml *predicate)
{
@@ -1135,6 +1146,30 @@ Aml *aml_unicode(const char *str)
return var;
}
+/*
+ * ACPI 2.0a: 16.2.3.4.2.28 LoadTable (Load Definition Block From XSDT)
+ */
+Aml *aml_load_table(const char *signature)
+{
+ Aml *var = aml_alloc();
+ build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */
+ build_append_byte(var->buf, 0x1F); /* LoadTableOp */
+ aml_append(var, aml_string("%s", signature)); /* SignatureString */
+ aml_append(var, aml_string(ACPI_BUILD_APPNAME6)); /* OEMIDString */
+ aml_append(var,
+ aml_string("%s%s",
+ ACPI_BUILD_APPNAME4,
+ signature)); /* OEMTableIDString */
+ /* load at current context */
+ build_append_byte(var->buf, 0x0D); /* empty RootPathString */
+ build_append_byte(var->buf, 0x0);
+ build_append_byte(var->buf, 0x0D); /* empty ParameterPathString */
+ build_append_byte(var->buf, 0x0);
+ /* don't store anything into ParameterPathString since it's empty */
+ build_append_byte(var->buf, 0); /* ParameterData */
+ return var;
+}
+
void
build_header(GArray *linker, GArray *table_data,
AcpiTableHeader *h, const char *sig, int len, uint8_t rev)
@@ -229,6 +229,7 @@ Aml *aml_local(int num);
Aml *aml_string(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
Aml *aml_lnot(Aml *arg);
Aml *aml_equal(Aml *arg1, Aml *arg2);
+Aml *aml_lgreater_equal(Aml *arg1, Aml *arg2);
Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
const char *name_format, ...) GCC_FMT_ATTR(4, 5);
Aml *aml_eisaid(const char *str);
@@ -274,6 +275,7 @@ Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name);
Aml *aml_varpackage(uint32_t num_elements);
Aml *aml_touuid(const char *uuid);
Aml *aml_unicode(const char *str);
+Aml *aml_load_table(const char *signature);
void
build_header(GArray *linker, GArray *table_data,
Signed-off-by: Igor Mammedov <imammedo@redhat.com> --- hw/acpi/aml-build.c | 35 +++++++++++++++++++++++++++++++++++ include/hw/acpi/aml-build.h | 2 ++ 2 files changed, 37 insertions(+)